Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
The force of a suction cup is calculated using F=AP.
15
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Sound travels about 4 times faster in water than in air.
408
Research indicates that plants grow healthier when they are stroked.
173
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117